From 4de497b72504c62cd41b9930db4a53fb2280e6c8 Mon Sep 17 00:00:00 2001 From: Cristian Maglie Date: Sat, 27 Jul 2013 12:06:42 +0200 Subject: Move buffers into USB CDC (look #947 and #1369 for reference) --- cores/arduino/USBAPI.h | 12 ++++++++++-- 1 file changed, 10 insertions(+), 2 deletions(-) (limited to 'cores/arduino/USBAPI.h') diff --git a/cores/arduino/USBAPI.h b/cores/arduino/USBAPI.h index 1a4183b..cabecf3 100644 --- a/cores/arduino/USBAPI.h +++ b/cores/arduino/USBAPI.h @@ -27,10 +27,14 @@ extern USBDevice_ USBDevice; struct ring_buffer; +#if (RAMEND < 1000) +#define SERIAL_BUFFER_SIZE 16 +#else +#define SERIAL_BUFFER_SIZE 64 +#endif + class Serial_ : public Stream { -private: - ring_buffer *_cdc_rx_buffer; public: void begin(uint16_t baud_count); void end(void); @@ -43,6 +47,10 @@ public: virtual size_t write(uint8_t); using Print::write; // pull in write(str) and write(buf, size) from Print operator bool(); + + volatile uint8_t _rx_buffer_head; + volatile uint8_t _rx_buffer_tail; + unsigned char _rx_buffer[SERIAL_BUFFER_SIZE]; }; extern Serial_ Serial; -- cgit v1.2.3-18-g5258